FR2663746B1 - EDGE CURRENT PROBE FOR DETECTING LOCALIZED DEFECTS IN A TUBE OF FERROMAGNETIC MATERIAL. - Google Patents

EDGE CURRENT PROBE FOR DETECTING LOCALIZED DEFECTS IN A TUBE OF FERROMAGNETIC MATERIAL.

Info

Publication number
FR2663746B1
FR2663746B1 FR9106719A FR9106719A FR2663746B1 FR 2663746 B1 FR2663746 B1 FR 2663746B1 FR 9106719 A FR9106719 A FR 9106719A FR 9106719 A FR9106719 A FR 9106719A FR 2663746 B1 FR2663746 B1 FR 2663746B1
Authority
FR
France
Prior art keywords
tube
ferromagnetic material
current probe
edge current
localized defects
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9106719A
Other languages
French (fr)
Other versions
FR2663746A1 (en
Inventor
Valentino S. Cecco
Jon R. Carter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atomic Energy of Canada Ltd AECL
Original Assignee
Atomic Energy of Canada Ltd AECL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atomic Energy of Canada Ltd AECL filed Critical Atomic Energy of Canada Ltd AECL
Publication of FR2663746A1 publication Critical patent/FR2663746A1/en
Application granted granted Critical
Publication of FR2663746B1 publication Critical patent/FR2663746B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/904—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents with two or more sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9006—Details, e.g. in the structure or functioning of sensors
FR9106719A 1990-06-08 1991-06-04 EDGE CURRENT PROBE FOR DETECTING LOCALIZED DEFECTS IN A TUBE OF FERROMAGNETIC MATERIAL. Expired - Fee Related FR2663746B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/535,521 US5117182A (en) 1990-06-08 1990-06-08 Ferromagnetic eddy current probe having multiple levels of magnetization

Publications (2)

Publication Number Publication Date
FR2663746A1 FR2663746A1 (en) 1991-12-27
FR2663746B1 true FR2663746B1 (en) 1994-05-20

Family

ID=24134604

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9106719A Expired - Fee Related FR2663746B1 (en) 1990-06-08 1991-06-04 EDGE CURRENT PROBE FOR DETECTING LOCALIZED DEFECTS IN A TUBE OF FERROMAGNETIC MATERIAL.

Country Status (7)

Country Link
US (1) US5117182A (en)
JP (1) JPH04232458A (en)
BR (1) BR9102349A (en)
CA (1) CA2041988A1 (en)
DE (1) DE4118406A1 (en)
FR (1) FR2663746B1 (en)
GB (1) GB2245071B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2076205C (en) * 1992-08-14 1999-04-20 Valentino S. Cecco Differential transmit-receive eddy current probe incorporating bracelets of multi-coil units
FR2696550B1 (en) * 1992-10-07 1994-10-28 Commissariat Energie Atomique Process for processing signals collected by an absolute point sensor with eddy currents.
US5589664A (en) * 1993-09-21 1996-12-31 Temper Corporation Apparatus for containing electrical components for sensing or measuring magnetic fields
US5418459A (en) * 1993-10-08 1995-05-23 Magnetic Analysis Corporation Method and apparatus for flaw detection using an AC saturating field generated by a first coil and an eddy current sensor second coil
US5619423A (en) * 1994-01-21 1997-04-08 Scrantz; Leonard System, method and apparatus for the ultrasonic inspection of liquid filled tubulars and vessels
JP3428734B2 (en) * 1994-08-01 2003-07-22 東京瓦斯株式会社 Metal tube flaw detector and metal tube flaw detection method
EP0816838A1 (en) * 1996-06-25 1998-01-07 Halliburton Company Apparatus and method for well bore casing inspection
GB9718891D0 (en) * 1997-09-06 1997-11-12 British Gas Plc Pipeline inspection device
US6344739B1 (en) * 1999-02-12 2002-02-05 R/D Tech Inc. Eddy current probe with multi-use coils and compact configuration
DE10030191C2 (en) * 2000-06-19 2002-10-31 Hahn Meitner Inst Berlin Gmbh Device and method for locating and determining the extent of invisible bodies made of ferromagnetic materials in a non-ferromagnetic environment
KR100696991B1 (en) * 2006-01-25 2007-03-20 한국원자력연구소 Apparatus and method for searching eddy current of electric heat tube using measuring magnetic permeability in steam generator
DE102007004223A1 (en) * 2007-01-27 2008-07-31 Bönisch, Andreas Method and device for the nondestructive testing of pipes, rods or the like. Finished parts for the equipment of oil fields
JP5506385B2 (en) * 2007-07-31 2014-05-28 株式会社アミテック Flow control valve and spool position detection device for flow control valve
US7413011B1 (en) * 2007-12-26 2008-08-19 Schlumberger Technology Corporation Optical fiber system and method for wellhole sensing of magnetic permeability using diffraction effect of faraday rotator
GB0813914D0 (en) 2008-07-30 2008-09-03 Innospection Holdings Ltd Inspection apparatus and method
GB2475314B8 (en) 2009-11-16 2013-09-25 Innospection Group Ltd Remote environment inspection apparatus and method
GB2475315B (en) * 2009-11-16 2014-07-16 Innospection Group Ltd Inspection apparatus and method
GB2537124B (en) 2015-04-07 2018-09-05 Innospection Group Ltd In-line inspection tool
RU2634544C2 (en) * 2015-08-05 2017-10-31 Общество с ограниченной ответственностью "Интрон Плюс" Device for eddy current defectoscopy of ferromagnetic pipes on side of their inner surface
FR3062916B1 (en) * 2017-02-10 2019-04-05 Areva Np TUBE INSPECTION ASSEMBLY WITH A FOUCAULT CURRENT PROBE AND METHOD THEREOF
USD830863S1 (en) * 2017-05-11 2018-10-16 Jentek Sensors, Inc. Portable test instrument
USD842725S1 (en) * 2017-05-12 2019-03-12 Jentek Sensors, Inc. Portable test instrument attachment
US20200257014A1 (en) * 2017-06-29 2020-08-13 Hailiburton Energy Services, Inc. Using Magnetism To Evaluate Tubing String Integrity In A Wellbore With Multiple Tubing Strings
CN107941901B (en) * 2018-01-19 2024-03-01 沈阳工业大学 High-speed magnetic flux leakage detection system based on step-by-step magnetic saturation structure

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940689A (en) * 1974-05-14 1976-02-24 Schlumberger Technology Corporation Combined eddy current and leakage field detector for well bore piping using a unique magnetizer core structure
GB1567600A (en) * 1975-10-15 1980-05-21 British Gas Corp Lipe line inspection equipment
GB1586581A (en) * 1977-01-26 1981-03-18 British Gas Corp Pipeline inspection equipment
JPS5834357A (en) * 1981-08-26 1983-02-28 Kawasaki Steel Corp Method and device for eddy current flaw detection
US4704577A (en) * 1986-04-18 1987-11-03 Westinghouse Electric Corp. Eddy currents probe for measuring a gap between a tube and an antivibration bar
US4808927A (en) * 1987-02-19 1989-02-28 Atomic Energy Of Canada Limited Circumferentially compensating eddy current probe with alternately polarized receiver coil
US4808924A (en) * 1987-02-19 1989-02-28 Atomic Energy Of Canada Limited Circumferentially compensating eddy current probe with alternately polarized transmit coils and receiver coils
US4855676A (en) * 1987-05-06 1989-08-08 Atomic Energy Of Canada Limited Ferromagnetic eddy current probe having transmit and receive coil assemblies
US4855677A (en) * 1988-03-11 1989-08-08 Westinghouse Electric Corp. Multiple coil eddy current probe and method of flaw detection

Also Published As

Publication number Publication date
BR9102349A (en) 1992-01-07
CA2041988A1 (en) 1991-12-07
GB9111098D0 (en) 1991-07-17
DE4118406A1 (en) 1991-12-12
US5117182A (en) 1992-05-26
JPH04232458A (en) 1992-08-20
GB2245071A (en) 1991-12-18
GB2245071B (en) 1994-08-03
FR2663746A1 (en) 1991-12-27

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Legal Events

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